CN208329274U - A kind of prestressing without bondn steel reinforced concrete wall - Google Patents
A kind of prestressing without bondn steel reinforced concrete wall Download PDFInfo
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- CN208329274U CN208329274U CN201820821432.2U CN201820821432U CN208329274U CN 208329274 U CN208329274 U CN 208329274U CN 201820821432 U CN201820821432 U CN 201820821432U CN 208329274 U CN208329274 U CN 208329274U
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Abstract
The utility model discloses a kind of prestressing without bondn steel reinforced concrete wall, and the concrete walls include: concrete wall；Non-prestressing tendon net is arranged in the concrete walls body；Unbonded prestressing tendon beam is arranged in the concrete walls body and is located at the inside of the non-prestressing tendon net；I shaped steel is arranged in the concrete walls body；Prestress tendon anchor, for anchoring the horizontal direction unbonded prestressing tendon beam and described vertically to unbonded prestressing tendon beam, the Prestress tendon anchor is installed in the edge of the concrete wall.Prestressing without bondn steel reinforced concrete wall described in the utility model solves the problems, such as that difficult, vertical prestressing bar anti-corrosion and vertical bar and concrete integrally bond stress and cannot ensure using bonded prestressed tendon mud jacking in present prestressed steel reinforced concrete structure.
Description
Technical field
The utility model belongs to steel reinforced concrete wall technology field, and in particular to a kind of prestressing without bondn steel reinforced concrete
Wall.
Background technique
Reinforced concrete composite structure is a kind of combination of configuration fashioned iron (rolling or welding fabrication) and reinforcing bar in concrete
The advantages of structure has fire protecting performance good compared with steel construction, and structural stability is good, saving steel, has obtained in engineering
It is widely applied, however, reinforced concrete composite structure is for crack and change in the case where some pairs of rigidities of structure are more demanding
The control of shape is often difficult to meet the requirements, and therefore, prestressed steel reinforced concrete structure is come into being, it is in steel reinforced concrete knot
Apply prestressing force in structure, to improve the cracking resistance and non-deformability of structure.
In recent years, what is generallyd use in prestressed steel reinforced concrete structure is bonded prestressed tendon, in work progress
In, vertical prestressing bar is often because pipeline is elongated, gap is narrow, mud jacking hole and venthole setting is cumbersome and easy damage or blocking due to are made
At mud jacking difficulty, in addition cannot be closely knit and do not have the anti-rust action to vertical muscle, do not have the whole stress effect of bonding more, this
Lead to that construction is complicated, speed is slow, and presstressed reinforcing steel is easy corrosion so that there is the danger of fracture of wire, or even influence structure use function
Can, these defects economically and technically, hinder promotion and application of the prestressed steel reinforced concrete structure in engineering.
Based on technical problem as above exists in the prior art, the present inventor combines years of researches experience, proposes one kind
Prestressing without bondn steel reinforced concrete wall.
Utility model content
The utility model provides a kind of prestressing without bondn steel reinforced concrete wall, the prestressing without bondn steel reinforced concrete
Wall solves in present prestressed steel reinforced concrete structure using bonded prestressed tendon mud jacking difficulty, vertical prestressing bar anti-corrosion
The problem of stress cannot ensure integrally is bonded with vertical bar and concrete.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of prestressing without bondn steel reinforced concrete wall, comprising:
Concrete wall；
Non-prestressing tendon net is arranged in the concrete walls body, and the non-prestressing tendon net is non-prestressed by horizontal direction
Muscle and with the horizontal direction non-prestressing tendon binding it is vertical to non-prestressing tendon form；
Unbonded prestressing tendon beam is arranged in the concrete walls body and is located at the inside of the non-prestressing tendon net,
The unbonded prestressing tendon beam include horizontal direction unbonded prestressing tendon beam and with the horizontal direction unbonded prestressing tendon beam
What is bound is vertical to unbonded prestressing tendon beam；
I shaped steel is arranged in the concrete walls body；
Prestress tendon anchor, for anchoring the horizontal direction unbonded prestressing tendon beam and described vertically to without viscous
Tie Prestress tendon, the edge for being installed in the concrete wall that the Prestress tendon anchor can be dismantled.
Preferably, the non-prestressing tendon net includes the first non-prestressing tendon net and the second non-prestressing tendon net, and described the
One non-prestressing tendon net and the second non-prestressing tendon net are separately positioned in the concrete walls body, and the soap-free emulsion polymeization is answered in advance
Power muscle beam includes the first unbonded prestressing tendon beam and the second unbonded prestressing tendon beam, the first unbonded prestressing tendon beam
And the second unbonded prestressing tendon beam is between the first non-prestressing tendon net and the second non-prestressing tendon net, it is described
First unbonded prestressing tendon beam is parallel to the first non-prestressing tendon net and is located at the interior of the first non-prestressing tendon net
Side, the second unbonded prestressing tendon beam are parallel to the second non-prestressing tendon net and are located at second non-prestressing tendon
The inside of net, the i shaped steel include several independent i shaped steel units, described several independent i shaped steel units etc.
Away from setting between the first unbonded prestressing tendon beam and the second unbonded prestressing tendon beam.
Preferably, the non-prestressing tendon net includes third non-prestressing tendon net and the 4th non-prestressing tendon net, and described
Three non-prestressing tendon nets and the 4th non-prestressing tendon net are separately positioned in the concrete walls body, and the soap-free emulsion polymeization is answered in advance
Power muscle beam includes third unbonded prestressing tendon beam and the 4th unbonded prestressing tendon beam, and the i shaped steel includes several independences
I shaped steel unit, several independent i shaped steel units are placed equidistant in the third non-prestressing tendon net and described
Between 4th non-prestressing tendon net, offered on the web of the i shaped steel unit for the horizontal direction unbonded prestressing tendon
The third non-prestressing tendon net is arranged in the first presstressed reinforcing steel beam hole that beam passes through, the third unbonded prestressing tendon beam
The inside of the 4th non-prestressing tendon net, the i shaped steel list is arranged in inside, the 4th unbonded prestressing tendon beam
The top flange of member is between the third unbonded prestressing tendon beam and the third non-prestressing tendon net, the i shaped steel
The lower flange of unit is between the 4th unbonded prestressing tendon beam and the 4th non-prestressing tendon net.
Preferably, the non-prestressing tendon net include the 5th non-prestressing tendon net, it is the 6th non-prestressing tendon net, the 7th non-pre-
Stress rib net and the 8th non-prestressing tendon net, the 5th non-prestressing tendon net and the 8th non-prestressing tendon net are respectively set
In the concrete walls body, the inside of the 5th non-prestressing tendon net is arranged in the 6th non-prestressing tendon net, described
The inside of the 8th non-prestressing tendon net is arranged in 7th non-prestressing tendon net, and the unbonded prestressing tendon beam includes the 5th
Unbonded prestressing tendon beam and the 6th unbonded prestressing tendon beam, the 5th unbonded prestressing tendon beam and the described 6th is without viscous
Prestress tendon is tied between the 6th non-prestressing tendon net and the 7th non-prestressing tendon net, the I-shaped ladle
Several independent i shaped steel units are included, several independent i shaped steel units are placed equidistant with non-prestressed the described 5th
Between muscle net and the 8th non-prestressing tendon net, offered on the web of the i shaped steel unit for the horizontal direction without viscous
The the second presstressed reinforcing steel beam hole and the non-prestressing tendon hole passed through for the horizontal direction non-prestressing tendon that knot Prestress tendon passes through,
The top flange of the i shaped steel is between the 5th non-prestressing tendon net and the 6th non-prestressing tendon net, the work
The lower flange of shaped steel is between the 7th non-prestressing tendon net and the 8th non-prestressing tendon net.
Further, if the horizontal direction unbonded prestressing tendon beam and vertically to unbonded prestressing tendon beam by carried interest
Steel strand wires wrap up fasciculation, and the outer surface of the steel strand wires is coated with anti-corrosion lubricating layer, the anti-corrosion lubricating layer
Material is pitch, and the outside of the steel strand wires is also arranged with plastic wrapper layer.
Compared with prior art, the superior effect of the utility model is:
Prestressing without bondn steel reinforced concrete wall described in the utility model, it is pre- by using unbonded prestressing tendon Shu Zuowei
Stress rib makes the prestressing without bondn steel reinforced concrete wall solve presstressed reinforcing steel in bonded prestress steel reinforced concrete wall
Mud jacking is difficult, and vertical prestressing bar anti-corrosion and vertical bar and concrete integrally bond the problem of stress cannot ensure.
Detailed description of the invention
Fig. 1 is the top view of prestressing without bondn steel reinforced concrete wall in the utility model embodiment 1；
Fig. 2 is the top view of prestressing without bondn steel reinforced concrete wall in the utility model embodiment 2；
Fig. 3 is the top view of prestressing without bondn steel reinforced concrete wall in the utility model embodiment 3；
Fig. 4 be in Fig. 1 A-A to sectional view；
Fig. 5 is B-B direction sectional view in Fig. 2；
Fig. 6 be in Fig. 3 C-C to sectional view；
Fig. 7 is the schematic diagram in presstressed reinforcing steel hole in the utility model embodiment 2；
Fig. 8 is the diagrammatic cross-section of steel strand wires in the utility model embodiment 1；
Fig. 9 is 1 horizontal direction unbonded prestressing tendon beam of the utility model embodiment or vertically to unbonded prestressing tendon beam
Diagrammatic cross-section；
Figure 10 is the schematic diagram in non-prestressing tendon hole and the second presstressed reinforcing steel beam hole in the utility model embodiment 3；
Wherein, appended drawing reference is as follows:
1- concrete wall, 2- non-prestressing tendon net, the first non-prestressing tendon of 2A- net, the second non-prestressing tendon of 2B net,
2C- third non-prestressing tendon net, the 4th non-prestressing tendon net of 2D-, the 5th non-prestressing tendon net of 2E-, the 6th non-prestressing tendon of 2F-
Net, the 7th non-prestressing tendon net of 2G-, the 8th non-prestressing tendon net of 2H-, 21- horizontal direction non-prestressing tendon, 22- are vertically to non-pre-
Stress rib, 201- anchoring load transfer device stretching end, 202- anchoring load transfer device anchored end, 3- unbonded prestressing tendon beam, 3A- the
One unbonded prestressing tendon beam, the second unbonded prestressing tendon of 3B- beam, 3C- third unbonded prestressing tendon beam, the 4th nothing of 3D-
Binding prestress reinforcement beam, the 5th unbonded prestressing tendon beam of 3E-, the 6th unbonded prestressing tendon beam of 3F-, 31- horizontal direction are without viscous
Prestress tendon, 32- are tied vertically to unbonded prestressing tendon beam, 301- steel strand wires, 302- plastic wrapper layer, 303- anti-corrosion lubrication
Material layer, 4- i shaped steel, 41- i shaped steel unit, the first presstressed reinforcing steel of 411- beam hole, the second presstressed reinforcing steel of 412- beam hole,
413- non-prestressing tendon hole.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment, it should be noted that in the feelings of reasonable setting structure part
Under condition, the structural member in embodiments herein and embodiment can be combined with each other.
Embodiment 1
As shown in attached drawing 1 and attached drawing 4, a kind of prestressing without bondn steel reinforced concrete wall, comprising:
Concrete wall 1；
Non-prestressing tendon net 2 is arranged in the concrete wall 1, and the non-prestressing tendon net 2 pre- is answered by horizontal direction is non-
Power muscle 21 and with the horizontal direction non-prestressing tendon 21 binding it is vertical to non-prestressing tendon 22 form；
Unbonded prestressing tendon beam 3 is arranged in the concrete wall 1 and is located in the non-prestressing tendon net 2
Side, the unbonded prestressing tendon beam 3 include horizontal direction unbonded prestressing tendon beam 31 and answer in advance with the horizontal direction soap-free emulsion polymeization
Power muscle beam 31 is bound vertical to unbonded prestressing tendon beam 32；
I shaped steel 4 is arranged in the concrete walls body；
Prestress tendon anchor (not shown), for anchoring the horizontal direction unbonded prestressing tendon beam 31 and institute
It states vertically to unbonded prestressing tendon beam 32, what the Prestress tendon anchor can be dismantled is installed in the concrete walls
The edge of body 1.
The non-prestressing tendon net 2 includes the first non-prestressing tendon net 2A and the second non-prestressing tendon net 2B, and described first
Non-prestressing tendon net 2A and the second non-prestressing tendon net 2B are separately positioned in the concrete wall 1, the soap-free emulsion polymeization
Prestress tendon 3 includes the first unbonded prestressing tendon beam 3A and the second unbonded prestressing tendon beam 3B, first soap-free emulsion polymeization
Prestress tendon 3A and the second unbonded prestressing tendon beam 3B is located at that the first non-prestressing tendon 2A and second is non-pre- to be answered
Between power muscle net 2B, the first unbonded prestressing tendon beam 3A is parallel to the first non-prestressing tendon net 2A and is located at described
The inside of first non-prestressing tendon net 2A, the second unbonded prestressing tendon beam 3B are parallel to the second non-prestressing tendon net
2B and the inside for being located at the second non-prestressing tendon net 2B, the i shaped steel 4 include several independent i shaped steel units
41, several independent i shaped steel units 41 are placed equidistant in the first unbonded prestressing tendon beam 3A and described second
Between unbonded prestressing tendon beam 3B.
In the present embodiment, the first non-prestressing tendon net 2A and the second non-prestressing tendon net 2B are by the horizontal direction
Non-prestressing tendon 21 and with the horizontal direction non-prestressing tendon 21 binding it is vertical to non-prestressing tendon 22 form；First nothing
Binding prestress reinforcement beam 3A and the second unbonded prestressing tendon beam 3B is by the horizontal direction unbonded prestressing tendon beam 31
It is vertical to the composition of unbonded prestressing tendon beam 32 with being bound with the horizontal direction unbonded prestressing tendon beam 31.
As Figure 8-9, the horizontal direction unbonded prestressing tendon beam 31 and equal to unbonded prestressing tendon beam 32 vertically
If wrapping up fasciculation by carried interest steel strand wires 301, anti-corrosion lubricating layer 303, institute are coated on the outer surface of the steel strand wires 301
The outside for stating steel strand wires 301 is also arranged with plastic wrapper layer 302, wherein the anti-corrosion lubricating layer 303 is located at the plastics
Within jacket layer 302.As a kind of preferred of the present embodiment, the horizontal direction unbonded prestressing tendon beam 31 and vertically to without viscous
It ties Prestress tendon 32 and wraps up fasciculation by 5 strands of steel strand wires 301, the steel strand wires 301 include 7 wire elements.
In the present embodiment, the i shaped steel unit includes web, top flange and lower flange.
In the present embodiment, the construction method of the prestressing without bondn steel reinforced concrete wall, is achieved by the steps of:
Step 1: the Preliminary design full-page proof and design principle provided according to designing unit carries out Deepen Design to drawing, pours
The basis of 1 bottom of concrete wall is built, is embedded with ironware in basis；
Step 2: processing and fabricating horizontal direction unbonded prestressing tendon beam 31 and vertically to unbonded prestressing tendon beam 32,
In, in horizontal direction unbonded prestressing tendon beam 31 and vertically to the difference processing and fabricating anchoring of the both ends of unbonded prestressing tendon beam 32
Load transfer device stretching end 201 and anchoring load transfer device anchored end 202, processing and fabricating i shaped steel 4；
Step 3: I-steel 4 being installed on the basis of 1 bottom of concrete wall, i shaped steel 4 is welded on the pre- of basis
It buries on ironware；
Step 4:, will be vertically to unbonded prestressing tendon beam 32 and institute by locating support reinforcement welding on i shaped steel 4
It states the binding of locating support reinforcing bar securely, installs vertically to the fixing end pressure-bearing steel plate and Prestress tendon of unbonded prestressing tendon beam
Stretching end cave mould；
Step 5: binding horizontal direction unbonded prestressing tendon beam 31, and with metal binding wire horizontal direction unbonded prestressing tendon
Beam 31 and the binding of locating support reinforcing bar securely, install the fixing end pressure-bearing steel plate and prestressing force of horizontal direction unbonded prestressing tendon beam
Muscle beam stretching end cave mould；
Step 6: binding non-prestressing tendon net 2；
Step 7: installing the lateral template of concrete wall 1, and carry out the support and reinforcing of lateral template；
Step 8: carrying out laminated pouring, curing concrete, to coagulation from bottom to top in the height of the concrete wall 1
After soil reaches the 100% of design strength, tension of prestressed tendon slot is cleared up, using jack pair horizontal direction unbonded prestressing tendon
Beam 31 and vertically to the stretching end of unbonded prestressing tendon beam 32 by design requirement carry out tensioning；
Step 9: after tensioning, mechanically the extra steel strand wires of cutting tip, anchorage end use the anti-water seal of anti-corrosion
Protection is closed, stretching end slot uses concrete enclosing, last form removal, and conserves to concrete.
In the step 8, the tensioning of horizontal direction unbonded prestressing tendon beam 31 successively carries out from the bottom to top, each tensioning palpus
By two layers of horizontal direction unbonded prestressing tendon 31 tensioning of beam inside and outside same section it is complete after again upwards carry out.
In the step 8, vertically to the tensioning of unbonded prestressing tendon beam 32 since in the middle part of the concrete wall,
Intersect both direction to the left and right and successively carries out tensioning.
In step 1, according to the Preliminary design full-page proof and design principle of designing unit's offer, in-depth is carried out to drawing and being set
Meter, Deepen Design will state the position of various presstressed reinforcing steels, length and radical in detail；Deepen Design will state i shaped steel in detail
Aperture and suspension column construction, Deepen Design considers template used specification, construction according to the principle symmetrical, placed in the middle of building
Division, construction joint, the setting of post-cast strip, exposed joint strip and the arrangement in split bolt hole etc. of section；In-depth drawing answers constructed teacher to examine
Core approves that rear is implementable.
In step 4, the locating support reinforcing bar can be formed using the reinforcement fabrication that diameter is greater than φ 12.Described perpendicular
Before being directly laid with to unbonded prestressing tendon beam 32, quantity, spacing and the anchor point of the locating support reinforcing bar are checked.
In the present embodiment, the horizontal direction unbonded prestressing tendon beam 31 is according to vertically to unbonded prestressing tendon beam 32
Position, position may pass through i shaped steel 4 web or positioned at i shaped steel 4 the edge of a wing on the outside of.
Embodiment 2
As shown in Fig. 2, Fig. 5 and Fig. 7, the non-prestressing tendon net 2 includes third non-prestressing tendon net 2C and the 4th non-pre-
Stress rib net 2D, the third non-prestressing tendon net 2C and the 4th non-prestressing tendon net 2D are separately positioned on the concrete
In wall 1, the unbonded prestressing tendon beam 3 includes third unbonded prestressing tendon beam 3C and the 4th unbonded prestressing tendon beam
3D, the i shaped steel 4 include several independent i shaped steel units 41, and several independent i shaped steel units 41 are equidistant
It is arranged between the third non-prestressing tendon net 2C and the 4th non-prestressing tendon net 2D, the i shaped steel unit 41
The the first presstressed reinforcing steel beam hole 411 passed through for the horizontal direction unbonded prestressing tendon beam 31, the third are offered on web
The inside of the third non-prestressing tendon net 2C, the 4th unbonded prestressing tendon beam is arranged in unbonded prestressing tendon beam 3C
3D is arranged in the inside of the 4th non-prestressing tendon net 2D, the top flange of the i shaped steel unit 41 be located at the third without
Between binding prestress reinforcement beam 3C and the third non-prestressing tendon net 2C, the lower flange of the i shaped steel unit 41 is located at institute
It states between the 4th unbonded prestressing tendon beam 3D and the 4th non-prestressing tendon net 2D.In addition to above-mentioned restriction, the present embodiment
It is in the same manner as in Example 1.
In the present embodiment, the third non-prestressing tendon net 2C and the 4th non-prestressing tendon net 2D are by the water
It puts down to non-prestressing tendon 21 and is formed with the vertical of the horizontal direction non-prestressing tendon 21 binding to non-prestressing tendon 22；Described
Three unbonded prestressing tendon beam 3C and the 4th unbonded prestressing tendon beam 3D are by the horizontal direction unbonded prestressing tendon
Beam 31 and with the horizontal direction unbonded prestressing tendon beam 31 binding it is vertical to unbonded prestressing tendon beam 32 form.
Embodiment 3
As shown in Fig. 3, Fig. 6 and Figure 10, the non-prestressing tendon net 2 includes the 5th non-prestressing tendon net 2E, the 6th non-pre-
Stress rib net 2F, the 7th non-prestressing tendon net 2G and the 8th non-prestressing tendon net 2H, the 5th non-prestressing tendon net 2E and institute
It states the 8th non-prestressing tendon net 2H to be separately positioned in the concrete wall 1, the 6th non-prestressing tendon net 2F setting exists
The inside of the 5th non-prestressing tendon net 2E, the 7th non-prestressing tendon net 2G are arranged in the 8th non-prestressing tendon net
The inside of 2H, the unbonded prestressing tendon beam 3 include the 5th unbonded prestressing tendon beam 3E and the 6th unbonded prestressing tendon
Beam 3F, the 5th unbonded prestressing tendon beam 3E and the 6th unbonded prestressing tendon beam 3F are located at the described 6th and non-pre- answer
Between power muscle net 2F and the 7th non-prestressing tendon net 2G, the i shaped steel 4 includes several independent i shaped steel units
41, several independent i shaped steel units 41 are placed equidistant in the 5th non-prestressing tendon net 2E and described 8th non-pre-
Between stress rib net 2H, offered on the web of the i shaped steel unit 41 for the horizontal direction unbonded prestressing tendon beam 31
The the second presstressed reinforcing steel beam hole 412 passed through and the non-prestressing tendon hole 413 passed through for the horizontal direction non-prestressing tendon 21, it is described
The top flange of i shaped steel unit 41 between the 5th non-prestressing tendon net 2E and the 6th non-prestressing tendon net 2F,
The lower flange of the i shaped steel unit 41 is located at the 7th non-prestressing tendon net 2G and the 8th non-prestressing tendon net 2H
Between.In addition to above-mentioned restriction, the present embodiment is in the same manner as in Example 1.
In the present embodiment, the 5th non-prestressing tendon net 2E, the 6th non-prestressing tendon net 2F, the described 7th non-
Presstressed reinforcing steel net 2G and the 8th non-prestressing tendon net 2H by the horizontal direction non-prestressing tendon 21 and with the horizontal direction
Non-prestressing tendon 21 is bound vertical to the composition of non-prestressing tendon 22；The 5th unbonded prestressing tendon beam 3E and the described 6th
Unbonded prestressing tendon beam 3F by the horizontal direction unbonded prestressing tendon beam 31 and with the horizontal direction prestressing without bondn
Muscle beam 31 is bound vertical to the composition of unbonded prestressing tendon beam 32.
The present utility model is not limited to the above embodiments, and the above embodiments and description only describe this realities
With novel principle, on the premise of not departing from the spirit and scope of the utility model, the utility model also have various change and
It improves, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope by
Appended claims defines.
Claims (5)
1. a kind of prestressing without bondn steel reinforced concrete wall characterized by comprising
Concrete wall；
Non-prestressing tendon net is arranged in the concrete walls body, the non-prestressing tendon net by horizontal direction non-prestressing tendon and
Vertical with horizontal direction non-prestressing tendon binding is formed to non-prestressing tendon；
Unbonded prestressing tendon beam is arranged in the concrete walls body and is located at the inside of the non-prestressing tendon net, described
Unbonded prestressing tendon beam includes horizontal direction unbonded prestressing tendon beam and binds with the horizontal direction unbonded prestressing tendon beam
It is vertical to unbonded prestressing tendon beam；
I shaped steel is arranged in the concrete walls body；
Prestress tendon anchor, for anchoring the horizontal direction unbonded prestressing tendon beam and described pre- to soap-free emulsion polymeization vertically
Stress rib beam, the Prestress tendon anchor are installed in the edge of the concrete wall.
2. prestressing without bondn steel reinforced concrete wall according to claim 1, which is characterized in that the non-prestressing tendon net
Including the first non-prestressing tendon net and the second non-prestressing tendon net, the first non-prestressing tendon net and described second non-prestressed
Muscle net is separately positioned in the concrete walls body, the unbonded prestressing tendon beam include the first unbonded prestressing tendon beam and
Second unbonded prestressing tendon beam, the first unbonded prestressing tendon beam and the second unbonded prestressing tendon beam are located at institute
It states between the first non-prestressing tendon net and the second non-prestressing tendon net, the first unbonded prestressing tendon beam is parallel to described
One non-prestressing tendon net and the inside for being located at the first non-prestressing tendon net, the second unbonded prestressing tendon beam are parallel to
The second non-prestressing tendon net and the inside for being located at the second non-prestressing tendon net, the i shaped steel includes several independences
I shaped steel unit, several independent i shaped steel units be placed equidistant in the first unbonded prestressing tendon beam and
Between the second unbonded prestressing tendon beam.
3. prestressing without bondn steel reinforced concrete wall according to claim 1, which is characterized in that the non-prestressing tendon net
Including third non-prestressing tendon net and the 4th non-prestressing tendon net, the third non-prestressing tendon net and described 4th non-prestressed
Muscle net is separately positioned in the concrete walls body, the unbonded prestressing tendon beam include third unbonded prestressing tendon beam and
4th unbonded prestressing tendon beam, the i shaped steel include several independent i shaped steel units, several independent works
Shaped steel unit is placed equidistant between the third non-prestressing tendon net and the 4th non-prestressing tendon net, described I-shaped
Offer the first presstressed reinforcing steel beam hole passed through for the horizontal direction unbonded prestressing tendon beam on the web of steel unit, described the
The inside of the third non-prestressing tendon net is arranged in three unbonded prestressing tendon beams, and the 4th unbonded prestressing tendon beam is set
It sets in the inside of the 4th non-prestressing tendon net, the top flange of the i shaped steel unit is located at the third soap-free emulsion polymeization and answers in advance
Between power muscle beam and the third non-prestressing tendon net, it is pre- that the lower flange of the i shaped steel unit is located at the 4th soap-free emulsion polymeization
Between stress rib beam and the 4th non-prestressing tendon net.
4. prestressing without bondn steel reinforced concrete wall according to claim 1, which is characterized in that the non-prestressing tendon net
It is described including the 5th non-prestressing tendon net, the 6th non-prestressing tendon net, the 7th non-prestressing tendon net and the 8th non-prestressing tendon net
5th non-prestressing tendon net and the 8th non-prestressing tendon net are separately positioned in the concrete walls body, and the described 6th is non-pre-
The inside of the 5th non-prestressing tendon net is arranged in stress rib net, and the 7th non-prestressing tendon net setting is non-the described 8th
The inside of presstressed reinforcing steel net, the unbonded prestressing tendon beam include that the 5th unbonded prestressing tendon beam and the 6th soap-free emulsion polymeization are answered in advance
It is non-prestressed that power muscle beam, the 5th unbonded prestressing tendon beam and the 6th unbonded prestressing tendon beam are located at the described 6th
Between muscle net and the 7th non-prestressing tendon net, the i shaped steel includes several independent i shaped steel units, if described
Independent i shaped steel unit is done to be placed equidistant between the 5th non-prestressing tendon net and the 8th non-prestressing tendon net,
The second presstressed reinforcing steel passed through for the horizontal direction unbonded prestressing tendon beam is offered on the web of the i shaped steel unit
Beam hole and the non-prestressing tendon hole passed through for the horizontal direction non-prestressing tendon, the top flange of the i shaped steel are located at described the
Between five non-prestressing tendon nets and the 6th non-prestressing tendon net, it is non-pre- that the lower flange of the i shaped steel is located at the described 7th
Between stress rib net and the 8th non-prestressing tendon net.
5. prestressing without bondn steel reinforced concrete wall according to claim 1, which is characterized in that the horizontal direction soap-free emulsion polymeization
If Prestress tendon and vertically to unbonded prestressing tendon beam by carried interest steel strand wires wrap up fasciculation, the appearance of the steel strand wires
Bread is covered with anti-corrosion lubricating layer, and the outside of the steel strand wires is also arranged with plastic wrapper layer.
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| CN201820821432.2U CN208329274U (en) | 2018-05-30 | 2018-05-30 | A kind of prestressing without bondn steel reinforced concrete wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517985A (en) * | 2018-05-30 | 2018-09-11 | 重庆建工集团股份有限公司 | A kind of prestressing without bondn steel reinforced concrete wall and its construction method |
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2018
- 2018-05-30 CN CN201820821432.2U patent/CN208329274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517985A (en) * | 2018-05-30 | 2018-09-11 | 重庆建工集团股份有限公司 | A kind of prestressing without bondn steel reinforced concrete wall and its construction method |
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